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<p>foo <span class="math">\({e}^{i\pi }+1=0\)</span> bar</p>

<p><span class="math">\[ {x}_{1,2}=\frac{-b\pm \sqrt{{b}^{2}-4ac}}{2a} \]</span></p>

<p>foo <span class="math">\({e}^{i\pi }+1=0\)</span> bar</p>

<p>foo <span class="math">\({e}^{i\pi }+1=0\)</span>, bar</p>

<p><span class="math">\[{x}_{1,2}=\frac{-b\pm \sqrt{{b}^{2}-4ac}}{2a}\]</span></p>

<p>5</p>

<p>foo $ {e}^{i\pi }+1=0$ bar</p>

<p>$$ {x}_{1,2}=\frac{-b\pm \sqrt{{b}^{2}-4ac}}{2a}$$</p>

<p>foo ${e}^{i\pi }+1=0 $ bar</p>

<p>$${x}_{1,2}=\frac{-b\pm \sqrt{{b}^{2}-4ac}}{2a} $$</p>

<p>foo a${e}^{i\pi }+1=0$ bar</p>

<p>10</p>

<p>a$${x}_{1,2}=\frac{-b\pm \sqrt{{b}^{2}-4ac}}{2a}$$</p>

<p>foo ${e}^{i\pi }+1=0$b bar</p>

<p>$${x}_{1,2}=\frac{-b\pm \sqrt{{b}^{2}-4ac}}{2a}$$b</p>

<p><span class="math">\(\nabla \times \mathbf{E} = - \frac{\partial \mathbf{B}}{\partial t}\)</span></p>

<p><span class="math">\[\nabla \times \mathbf{E} = - \frac{\partial \mathbf{B}}{\partial t}\]</span></p>

<p>15</p>

<p><span class="math">\(\nabla \times \mathbf{E} = - \frac{\partial \mathbf{B}}{\partial t}\)</span></p>

<p><span class="math">\[\nabla \times \mathbf{E} = - \frac{\partial \mathbf{B}}{\partial t}\]</span></p>

<p><span class="math">\(\begin{equation}\nabla \times \mathbf{E} = - \frac{\partial \mathbf{B}}{\partial t}\end{equation}\)</span></p>

<p><span class="math">\[\begin{equation}\nabla \times \mathbf{E} = - \frac{\partial \mathbf{B}}{\partial t}\end{equation}\]</span></p>

<p><span class="math">\(\begin{equation}\nabla \times \mathbf{E} = - \frac{\partial \mathbf{B}}{\partial t}\end{equation}\)</span></p>

<p>20</p>

<p><span class="math">\[\begin{equation}\nabla \times \mathbf{E} = - \frac{\partial \mathbf{B}}{\partial t}\end{equation}\]</span></p>

<p><code>\begin{equation}\nabla \times \mathbf{E} = - \frac{\partial \mathbf{B}}{\partial t}\end{equation}</code></p>

<p><span class="math">\(a *foo* b\)</span></p>

<p><span class="math">\[a *foo* b\]</span></p>

<p><span class="math">\[\pi^2\]</span></p>

<p>25</p>

<p><span class="math">\[\pi~2\]</span></p>

<p><code>$a*x*y$</code></p>

<p><code>$$a*x*y$$</code></p>

<p><code>\\(a*x*y\\)</code></p>

<p><code>\\[a*x*y\\]</code></p>

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